+/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ *
+ * Libmemcached Scanner and Parser
+ *
+ * Copyright (C) 2011 DataDifferental, http://datadifferential.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
%top{
+#include <libmemcached/common.h>
+#include <libmemcached/options/context.h>
+#include <libmemcached/options/parser.h>
+#include <libmemcached/options/symbol.h>
+
#pragma GCC diagnostic ignored "-Wold-style-cast"
+#pragma GCC diagnostic ignored "-Wsign-compare"
#pragma GCC diagnostic ignored "-Wunused-parameter"
-#pragma GCC diagnostic ignored "-fpermissive"
-#include <libmemcached/options/parser.h>
-#include <libmemcached/options/string.h>
-#include <libmemcached/options/symbol.h>
-#include <libmemcached/options/type.h>
+#define YY_EXTRA_TYPE Context*
}
#define PARAM yyget_extra(yyscanner)
-static void get_lex_chars(char* buffer, int& result, int max_size, struct type_st *parser)
-{
- if (parser->pos >= parser->length)
- {
- result = YY_NULL;
- }
- else
- {
- result = parser->length - parser->pos;
- result > (int)max_size ? result = max_size : 0;
- memcpy(buffer, parser->buf + parser->pos, result);
- parser->pos += result;
- }
+#define get_lex_chars(buffer, result, max_size, context) \
+{ \
+ if (context->pos >= context->length) \
+ { \
+ result= YY_NULL; \
+ } \
+ else \
+ { \
+ result= (int)(context->length - context->pos); \
+ (size_t)result > (size_t)max_size ? result= max_size : 0; \
+ memcpy(buffer, context->buf + context->pos, result); \
+ context->pos += result; \
+ } \
}
%}
-%option bison-locations
+%option 8bit
%option bison-bridge
%option case-insensitive
%option debug
%option noyywrap
%option outfile="libmemcached/options/scanner.cc" header-file="libmemcached/options/scanner.h"
%option perf-report
-%option prefix="libmemcached_"
+%option prefix="config_"
%option reentrant
%%
-[=] { return EQ; }
-[,] { return COMMA; }
-
-[0-9]+ { yylval->number = atoi(yytext); return (NUMBER); }
-
-([0-9]*.[0-9]+) { yylval->double_number = atof(yytext); return (FLOAT); }
-[ \t\r\n] ; /* skip whitespace */
+=|,|[ ] { return yytext[0];}
+
+[[:digit:]]+ { yylval->number= atoi(yytext); return (NUMBER); }
+
+:[[:digit:]]{1,5} { yylval->number= atoi(yytext +1); return PORT; }
+
+"/?"[[:digit:]]{1,5} { yylval->number= atoi(yytext +2); return WEIGHT_START; }
+
+[\t\r\n] ; /* skip whitespace */
+
+
+^#.*$ {
+ return COMMENT;
+ }
+
+"--SERVER=" { yyextra->begin= yytext; yyextra->set_server(); return SERVER; }
+
+"--BINARY-PROTOCOL" { yyextra->begin= yytext; return BINARY_PROTOCOL; }
+"--BUFFER-REQUESTS" { yyextra->begin= yytext; return BUFFER_REQUESTS; }
+"--CONFIGURE-FILE=" { yyextra->begin= yytext; return CONFIGURE_FILE; }
+"--CONNECT-TIMEOUT=" { yyextra->begin= yytext; return CONNECT_TIMEOUT; }
+"--DISTRIBUTION=" { yyextra->begin= yytext; return DISTRIBUTION; }
+"--HASH-WITH-NAMESPACE" { yyextra->begin= yytext; return HASH_WITH_NAMESPACE; }
+"--HASH=" { yyextra->begin= yytext; return HASH; }
+"--IO-BYTES-WATERMARK=" { yyextra->begin= yytext; return IO_BYTES_WATERMARK; }
+"--IO-KEY-PREFETCH=" { yyextra->begin= yytext; return IO_KEY_PREFETCH; }
+"--IO-MSG-WATERMARK=" { yyextra->begin= yytext; return IO_MSG_WATERMARK; }
+"--NOREPLY" { yyextra->begin= yytext; return NOREPLY; }
+"--NUMBER-OF-REPLICAS=" { yyextra->begin= yytext; return NUMBER_OF_REPLICAS; }
+"--POLL-TIMEOUT=" { yyextra->begin= yytext; return POLL_TIMEOUT; }
+"--RANDOMIZE-REPLICA-READ" { yyextra->begin= yytext; return RANDOMIZE_REPLICA_READ; }
+"--RCV-TIMEOUT=" { yyextra->begin= yytext; return RCV_TIMEOUT; }
+"--REMOVE-FAILED-SERVERS=" { yyextra->begin= yytext; return REMOVE_FAILED_SERVERS; }
+"--RETRY-TIMEOUT=" { yyextra->begin= yytext; return RETRY_TIMEOUT; }
+"--SND-TIMEOUT=" { yyextra->begin= yytext; return SND_TIMEOUT; }
+"--SOCKET-RECV-SIZE=" { yyextra->begin= yytext; return SOCKET_RECV_SIZE; }
+"--SOCKET-SEND-SIZE=" { yyextra->begin= yytext; return SOCKET_SEND_SIZE; }
+"--SORT-HOSTS" { yyextra->begin= yytext; return SORT_HOSTS; }
+"--SUPPORT-CAS" { yyextra->begin= yytext; return SUPPORT_CAS; }
+"--TCP-KEEPALIVE" { yyextra->begin= yytext; return _TCP_KEEPALIVE; }
+"--TCP-KEEPIDLE" { yyextra->begin= yytext; return _TCP_KEEPIDLE; }
+"--TCP-NODELAY" { yyextra->begin= yytext; return _TCP_NODELAY; }
+"--USE-UDP" { yyextra->begin= yytext; return USE_UDP; }
+"--USER-DATA" { yyextra->begin= yytext; return USER_DATA; }
+"--VERIFY-KEY" { yyextra->begin= yytext; return VERIFY_KEY; }
+
+"--POOL-MIN=" { yyextra->begin= yytext; return POOL_MIN; }
+"--POOL-MAX=" { yyextra->begin= yytext; return POOL_MAX; }
+
+"--NAMESPACE=" { yyextra->begin= yytext; return NAMESPACE; }
+
+INCLUDE { yyextra->begin= yytext; return INCLUDE; }
+RESET { yyextra->begin= yytext; return RESET; }
+DEBUG { yyextra->begin= yytext; return PARSER_DEBUG; }
+SERVERS { yyextra->begin= yytext; return SERVERS; }
+END { yyextra->begin= yytext; return END; }
+ERROR { yyextra->begin= yytext; return ERROR; }
+
+TRUE { return TRUE; }
+FALSE { return FALSE; }
+
+
+"--"[[:alnum:]]* {
+ yyextra->begin= yytext;
+ return UNKNOWN_OPTION;
+ }
+
+CONSISTENT { return CONSISTENT; }
+MODULA { return MODULA; }
+RANDOM { return RANDOM; }
+
+MD5 { return MD5; }
+CRC { return CRC; }
+FNV1_64 { return FNV1_64; }
+FNV1A_64 { return FNV1A_64; }
+FNV1_32 { return FNV1_32; }
+FNV1A_32 { return FNV1A_32; }
+HSIEH { return HSIEH; }
+MURMUR { return MURMUR; }
+JENKINS { return JENKINS; }
+
+(([[:digit:]]{1,3}"."){3}([[:digit:]]{1,3})) {
+ yylval->server.port= MEMCACHED_DEFAULT_PORT;
+ yylval->server.weight= 1;
+ yylval->server.c_str= yyextra->set_hostname(yytext, yyleng);
+ if (yylval->server.c_str)
+ yylval->server.size= yyleng;
+ return IPADDRESS;
+ }
+
+[[:alnum:]]["."[:alnum:]_-]+[[:alnum:]] {
+ if (yyextra->is_server())
+ {
+ yylval->server.port= MEMCACHED_DEFAULT_PORT;
+ yylval->server.weight= 1;
+ yylval->server.c_str= yyextra->set_hostname(yytext, yyleng);
+ if (yylval->server.c_str)
+ yylval->server.size= yyleng;
+
+ return HOSTNAME;
+ }
+
+ yylval->string.c_str = yytext;
+ yylval->string.size = yyleng;
+
+ return STRING;
+ }
+
+(\".*\") {
+ yylval->string.c_str = yytext;
+ yylval->string.size = yyleng;
+ return QUOTED_STRING;
+ }
+
+. {
+ yyextra->begin= yytext;
+ return UNKNOWN;
+ }
-"--SERVER" { return SERVER; }
-"--SERVERS" { return SERVERS; }
-"--TCP_NODELAY" { return TCPNODELAY; }
-"--TCP-NODELAY" { return TCPNODELAY; }
-"--VERIFY_KEY" { return VERIFY_KEY; }
-"--VERIFY-KEY" { return VERIFY_KEY; }
-
-[A-Za-z][A-Za-z0-9_]*[:] {
- yylval->string.c_str = yytext;
- yylval->string.length = yyleng;
- return SERVER_WITH_PORT;
- }
+%%
-[A-Za-z][A-Za-z0-9_]* {
- yylval->string.c_str = yytext;
- yylval->string.length = yyleng;
- return IDENTIFIER;
- }
-[-] ;
+void Context::init_scanner()
+{
+ yylex_init(&scanner);
+ yyset_extra(this, scanner);
+}
-. {
- std::cerr << "Near " << yytext << std::endl;
- return UNKNOWN;
- }
+void Context::destroy_scanner()
+{
+ yylex_destroy(scanner);
+}
-%%